86104100

素因数分解:

$2^2\times 5^2\times {\mathrm{41}}^1\times {\mathrm{21001}}^1$

素因数の和:21056

約数の個数: 36

約数和(自身を含む): 191412228

約数和(自身を除く): 105308128

約数列:

[1, 2, 4, 5, 10, 20, 25, 41, 50, 82, 100, 164, 205, 410, 820, 1025, 2050, 4100, 21001, 42002, 84004, 105005, 210010, 420020, 525025, 861041, 1050050, 1722082, 2100100, 3444164, 4305205, 8610410, 17220820, 21526025, 43052050, 86104100]

約数ペア:

[(1, 86104100), (2, 43052050), (4, 21526025), (5, 17220820), (10, 8610410), (20, 4305205), (25, 3444164), (41, 2100100), (50, 1722082), (82, 1050050), (100, 861041), (164, 525025), (205, 420020), (410, 210010), (820, 105005), (1025, 84004), (2050, 42002), (4100, 21001)]